How to be a more useful person?

i know im such a lazy and useless person....
wat can i do? im trying to change them....
but it doesnt really work...
i was thinking abt my future....
seems lyk a vry hard and suffer life coming.....
im useless.... i cant do anything...
careless ... clumsy.... =/
haih..... how can i change them???
im shy to talk to the ppl i dont know...
and so... how can i be the 1 that wat i thought of being in my future...???
haih haih haih...

kien kien..
study hard and be braver for ur future....
i hope i can do it ~
i know seems lyk still have a long way..
but nex year going FORM5 already....
that's really fast...

now i have to think abt my future.....
=/